/*
 *  Copyright 2010 The MyBatis Team
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package org.mybatis.generator.codegen.mybatis3.javamapper.elements.annotated;

import static org.mybatis.generator.api.dom.OutputUtilities.javaIndent;
import static org.mybatis.generator.codegen.mybatis3.MyBatis3FormattingUtilities.getEscapedColumnName;
import static org.mybatis.generator.codegen.mybatis3.MyBatis3FormattingUtilities.getParameterClause;
import static org.mybatis.generator.internal.util.StringUtility.escapeStringForJava;

import java.util.Iterator;

import org.mybatis.generator.api.IntrospectedColumn;
import org.mybatis.generator.api.dom.java.FullyQualifiedJavaType;
import org.mybatis.generator.api.dom.java.Interface;
import org.mybatis.generator.api.dom.java.Method;
import org.mybatis.generator.codegen.mybatis3.javamapper.elements.UpdateByPrimaryKeyWithBLOBsMethodGenerator;

/**
 * 
 * @author Jeff Butler
 */
public class AnnotatedUpdateByPrimaryKeyWithBLOBsMethodGenerator extends UpdateByPrimaryKeyWithBLOBsMethodGenerator
{
    
    public AnnotatedUpdateByPrimaryKeyWithBLOBsMethodGenerator()
    {
        super();
    }
    
    @Override
    public void addMapperAnnotations(Interface interfaze, Method method)
    {
        interfaze.addImportedType(new FullyQualifiedJavaType("org.apache.ibatis.annotations.Update")); //$NON-NLS-1$
        
        method.addAnnotation("@Update({"); //$NON-NLS-1$
        
        StringBuilder sb = new StringBuilder();
        javaIndent(sb, 1);
        sb.append("\"update "); //$NON-NLS-1$
        sb.append(escapeStringForJava(introspectedTable.getFullyQualifiedTableNameAtRuntime()));
        sb.append("\","); //$NON-NLS-1$
        method.addAnnotation(sb.toString());
        
        // set up for first column
        sb.setLength(0);
        javaIndent(sb, 1);
        sb.append("\"set "); //$NON-NLS-1$
        
        Iterator<IntrospectedColumn> iter = introspectedTable.getNonPrimaryKeyColumns().iterator();
        while (iter.hasNext())
        {
            IntrospectedColumn introspectedColumn = iter.next();
            
            sb.append(escapeStringForJava(getEscapedColumnName(introspectedColumn)));
            sb.append(" = "); //$NON-NLS-1$
            sb.append(getParameterClause(introspectedColumn));
            
            if (iter.hasNext())
            {
                sb.append(',');
            }
            
            sb.append("\","); //$NON-NLS-1$
            method.addAnnotation(sb.toString());
            
            // set up for the next column
            if (iter.hasNext())
            {
                sb.setLength(0);
                javaIndent(sb, 1);
                sb.append("  \""); //$NON-NLS-1$
            }
        }
        
        boolean and = false;
        iter = introspectedTable.getPrimaryKeyColumns().iterator();
        while (iter.hasNext())
        {
            IntrospectedColumn introspectedColumn = iter.next();
            sb.setLength(0);
            javaIndent(sb, 1);
            if (and)
            {
                sb.append("  \"and "); //$NON-NLS-1$
            }
            else
            {
                sb.append("\"where "); //$NON-NLS-1$
                and = true;
            }
            
            sb.append(escapeStringForJava(getEscapedColumnName(introspectedColumn)));
            sb.append(" = "); //$NON-NLS-1$
            sb.append(getParameterClause(introspectedColumn));
            sb.append('\"');
            if (iter.hasNext())
            {
                sb.append(',');
            }
            method.addAnnotation(sb.toString());
        }
        
        method.addAnnotation("})"); //$NON-NLS-1$
    }
}
